Home / 6,632.92-9,143.70-4,741.12

Finding the Fourth Proportional to 6,632.92, 9,143.70 and 4,741.12

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Solution

The fourth proportional to 6,632.92, 9,143.70 and 4,741.12 is: 6,535.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,632.92 : 9,143.70 = 4,741.12 : x
  2. Step 2: Convert to fraction form
    6,632.92/9,143.70 = 4,741.12/x
  3. Step 3: Cross multiply
    6,632.92x = 9,143.70 × 4,741.12
  4. Step 4: Simplify right side
    6,632.92x = 43,351,378.94
  5. Step 5: Solve for x
    x = 43,351,378.94/6,632.92
  6. Step 6: Final answer
    x = 6,535.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.